PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/09-21:27:50
G02     343.8          78.3                8.5 +/-    0.78       8.7 +/-    0.78  0.130 / 0.270
G05     163.4          34.1               13.3 +/-    1.03      21.4 +/-    1.03  0.130 / 0.210
G06     41.0           40.9                7.6 +/-    1.07      10.9 +/-    1.07  0.100 / 0.170
G12     312.7          68.8                6.9 +/-    1.01       7.4 +/-    1.01  0.100 / 0.190
G17     85.3           12.1               10.4 +/-    1.48      27.7 +/-    1.48  0.040 / 0.030
G19     75.2           26.1                9.7 +/-    1.26      18.5 +/-    1.26  0.040 / 0.040
G24     228.1          22.4               14.2 +/-    1.78      29.4 +/-    1.78  0.030 / 0.040
G25     317.0          28.6                7.5 +/-    1.95      13.6 +/-    1.95  0.030 / 0.040
G29     286.5          10.5               -4.5 +/-   26.76     -12.3 +/-   26.76  0.100 / 0.280